code: def text(tmp_path):
      p = tmp_path / "text"
      with p.open("w") as f:
          f.write("a hello world\n")
          f.write("b foo bar\n")
      return str(p)
  
imports: import h5py
  import kaldiio
  import numpy
  import pytest
  from espnet2.fileio.npy_scp import NpyScpWriter
  from espnet2.fileio.sound_scp import SoundScpWriter
  from espnet2.train.iterable_dataset import IterableESPnetDataset
label_desc: Use image node_id 13 for calling a global function with example usage: text(tmp_path) and returns: str